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Contents
require File.join(File.dirname(__FILE__), "spec_helper")
describe "instance_filters plugin" do
before do
@c = Class.new(Sequel::Model(:people)) do
end
@sql = sql = ''
@v = v = [1]
@c.dataset.quote_identifiers = false
@c.dataset.meta_def(:update) do |opts|
sql.replace(update_sql(opts))
return v.first
end
@c.dataset.meta_def(:delete) do
sql.replace(delete_sql)
return v.first
end
@c.columns :id, :name, :num
@c.plugin :instance_filters
@p = @c.load(:id=>1, :name=>'John', :num=>1)
end
specify "should raise an error when updating a stale record" do
@p.update(:name=>'Bob')
@sql.should == "UPDATE people SET name = 'Bob' WHERE (id = 1)"
@p.instance_filter(:name=>'Jim')
@v.replace([0])
proc{@p.update(:name=>'Joe')}.should raise_error(Sequel::Plugins::InstanceFilters::Error)
@sql.should == "UPDATE people SET name = 'Joe' WHERE ((id = 1) AND (name = 'Jim'))"
end
specify "should raise an error when destroying a stale record" do
@p.destroy
@sql.should == "DELETE FROM people WHERE (id = 1)"
@p.instance_filter(:name=>'Jim')
@v.replace([0])
proc{@p.destroy}.should raise_error(Sequel::Plugins::InstanceFilters::Error)
@sql.should == "DELETE FROM people WHERE ((id = 1) AND (name = 'Jim'))"
end
specify "should apply all instance filters" do
@p.instance_filter(:name=>'Jim')
@p.instance_filter{num > 2}
@p.update(:name=>'Bob')
@sql.should == "UPDATE people SET name = 'Bob' WHERE ((id = 1) AND (name = 'Jim') AND (num > 2))"
end
specify "should drop instance filters after updating" do
@p.instance_filter(:name=>'Joe')
@p.update(:name=>'Joe')
@sql.should == "UPDATE people SET name = 'Joe' WHERE ((id = 1) AND (name = 'Joe'))"
@p.update(:name=>'Bob')
@sql.should == "UPDATE people SET name = 'Bob' WHERE (id = 1)"
end
end
Version data entries
4 entries across 4 versions & 2 rubygems